Medium severity5.3NVD Advisory· Published May 24, 2021· Updated Jun 17, 2026

CVE-2021-21000

Description

On WAGO PFC200 devices in different firmware versions with special crafted packets an attacker with network access to the device could cause a denial of service for the login service of the runtime.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Wago/PFC200llm-fuzzy
WAGO/Series Ethernet Controllerv5
Range: 750-8202/xxx-xxx
WAGO/Series PFC200 Controllerv5
Range: 750-823

Patches

Vulnerability mechanics

References

cert.vde.com/en-us/advisories/vde-2021-014nvdThird Party Advisory

News mentions

No linked articles in our index yet.

cvss	0.345
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000